• 热门标签

当前位置: 主页 > 航空资料 > 机务资料 >

时间:2011-04-13 07:53来源:蓝天飞行翻译 作者:航空
曝光台 注意防骗 网曝天猫店富美金盛家居专营店坑蒙拐骗欺诈消费者

 C.  The equipment numbers for the primary and the alternate squat sensors are S800 and S801. You can find the sensor wires at terminal strip T394 behind the control panel for the nose landing gear, P37. Each sensor has one red wire and one blue wire.
 D.  A correctly installed sensor will give the correct clearance as shown in Fig. 202. The clearance adjustment is usually not necessary unless you replace the target for the squat sensor.
 TASK 32-61-01-002-001
 2.  Remove the Nose Gear Squat Sensor (Fig. 201)_________________________________
 A.  References
 (1)  
AMM 09-11-00/201, Towing

 (2)  
AMM 32-00-30/201, Landing Gear Door Locks

 (3)  
AMM 32-09-02/201, Air/Ground Relay System

 (4)  
WDM 32-51-11, Nose Gear Steering

 B.  
Access

 (1)  
Location Zone
 715 Nose Landing Gear


 C.  
Prepare for the Removal


 S 492-036
 WARNING: MAKE SURE THE GROUND LOCKS AND THE STEERING LOCKOUT PIN ARE
_______ INSTALLED ON THE NOSE AND MAIN LANDING GEAR. AN ACCIDENTAL RETRACTION OF THE LANDING GEAR OR TURN OF THE NOSE WHEEL CAN CAUSE INJURY TO PERSONS OR DAMAGE TO EQUIPMENT.
 (1)  Make sure the ground locks and steering lockout pin are installed on the nose and main landing gear (AMM 09-11-00/201).
 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

 32-61-01
 ALL  ú ú 01 Page 201 ú Oct 18/99
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A

747-400
MAINTENANCE MANUAL

P37 PANEL
BOX PULL 
SEE  A 
FWD 
(2 LOCATIONS MOUNTING BOLT EACH SWITCH)  (2 LOCATIONS SENSOR EACH SWITCH) NUT COUPLING NUT 
PRIMARY SQUAT SENSOR (S800, ON RIGHT SIDE OF MOUNTING BRACKET)  CONDUIT 
SQUAT SENSOR (S801, ON LEFT SIDE OF MOUNTING BRACKET) ALTERNATE 

FWD
A
Installation of the Squat Sensor for the Nose Landing Gear
Figure 201

EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

 32-61-01
 ALL  ú ú 01 Page 202 ú Oct 10/91
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400
MAINTENANCE MANUAL

 S 492-038
 WARNING:_______MAKE SURE THE DOOR LOCKS ARE INSTALLED ON THE NOSE GEAR. FAST MOVEMENT OF THE DOORS FOR THE LANDING GEAR CAN CAUSE INJURY TO PERSONS OR DAMAGE TO EQUIPMENT.
 (2)  
Install the door locks for the nose landing gear (AMM 32-00-30/201).

 D.
Remove the Squat Sensor


 S 042-053
 WARNING: MAKE SURE YOU PREPARE THE AIRPLANE FOR THE AIR MODE BEFORE YOU
_______ OPEN THE CIRCUIT BREAKERS THAT FOLLOW. THE AUTOMATIC OPERATION OF THE AIRPLANE SYSTEMS IN THE AIR MODE CAN CAUSE INJURY TO PERSONS OR DAMAGE TO EQUIPMENT.
 (1)  
Prepare the airplane for the air mode (AMM 32-09-02/201).

 S 862-004

 (2)  
For the alternate sensor removal, open this circuit breaker on the overhead circuit breaker panel, P7, and attach a DO-NOT-CLOSE tag:

 (a)  
7F23, LANDING GEAR DSP & CONT ALTN


 S 862-005
 (3)  
For the primary sensor removal, open this circuit breaker on the overhead circuit breaker panel, P7, and attach a DO-NOT-CLOSE tag:

 (a)  
7F22, LANDING GEAR DSP & CONT PRI


 S 032-055
 (4)  
Disconnect the wires for the sensor:

 (a)  
Get access to the terminal strip through the control panel for the nose landing gear, P37.

 (b)  
Remove the sensor leads from the terminal strip (WDM 32-51-11).

 (c)  
Carefully remove the terminal lugs from the sensor leads.

 (d)  
Prepare a line that is longer than the conduit assembly to help you install the sensor leads.


 NOTE: This line will help you pull the sensor wires through
____ the conduit, during the installation.
 (e)  
Attach the line to the end of the sensor wires.

 (f)  
Remove the cover from the pull box and pull the sensor leads down to the box.
 
中国航空网 www.aero.cn
航空翻译 www.aviation.cn
本文链接地址:747-400 AMM 飞机维护手册 起落架 LANDING GEAR 9(62)